General: Upward-acting, sectional doors shall be polyurethane insulated, Weather Breaker Model 175, by General Doors Corp., Bristol , PA.
Sections: Door Sections shall be 1-3/4 inches of polyurethane foam laminated to an inside and outside steel skin by means of a continuous production process. Foam shall be 2.6 lb./cu. ft. density, providing insulation factors of 16.4 R-Value, and .061 U-Value. The outside skin shall be hot-dipped galvanized steel no less than .020” thick embossed with a stucco pattern and finished with a two-coat paint system. Inside skin is pre-painted galvanized steel no less than .015” thick. Section design includes a thermal break preventing heat and cold conductivity. Bottom weather strip is a PVC bulb-type design.